secant vs sec

secant and sec both are nouns.

Word	Noun	Adjective	Verb	Adverb
secant	Yes	No	No	No
sec	Yes	Yes	No	No

As nouns, secant and sec are synonyms defined as:

secant and sec: ratio of the hypotenuse to the adjacent side of a right-angled triangle

secant (noun)	sec (noun)
ratio of the hypotenuse to the adjacent side of a right-angled triangle	ratio of the hypotenuse to the adjacent side of a right-angled triangle
a straight line that intersects a curve at two or more points	1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites

secant (adjective)	sec (adjective)
	(of champagne) moderately dry